第5章消化与吸收 Digestion and Absorption 1.概述Introduction 2.摄食Food intake 3.▣腔内消化Digestion in oral cavity 4.胃内消化Digestion in stomach 5.小肠内消化Digestion in small intestine 6.吸收Absorption第5章 消化与吸收 Digestion and Absorption 1.概述 Introduction 2.摄食 Food intake 3.口腔内消化 Digestion in oral cavity 4.胃内消化 Digestion in stomach 5.小肠内消化 Digestion in small intestine 6.吸 收 Absorption